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17 terms

Filling and Wrapping Vocab

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unit cube
cube whose units=1 unit long; basic unit of measure for volume
surface area
area required to cover a 3-D shape
sphere
3-D shape whose surface consists of all the points that area a given distance from the center of the shape
right prism
prism whose vertical faces are rectangles, bases are congruent polygons
rectangular prism
prism w/ a top and bottom (base) that are congruent rectangles
pyramid
3-D shape w/ one polygonal base and lateral sides that are all triangles that meet at a vertex opposite the base
prism
3-D shape w/ a top and bottom (base) that are congruent polygons and lateral faces that are parallelograms
oblique prism
prism whose side faces are non-rectangular parallelograms
volume
amount of space occupied by, or the capacity of, a 3-D shape; # of unit cubes that will fit into a 3-D shape
net
2-D pattern that can be folded into a 3-D figure
height
veritcal distance between the face chosen to be the base and [1] the opposite face of a prism/ cylinder or [2] vertex of a cone/ pyramid
face
flat 2-D surface of a 3-D shape
edge
line segment formed where 2 faces of a 3-D shape meet
cylinder
3-D shape w/ 2 opposite faces which are congruent circles, the side (lateral surface) is "wrapped around" (rectangle) the circular faces at the end
cube
a 3-D shape w/ 6 identical square faces
cone
3-D shape w/ a vertex opposit of the base
base
the face of a 3-D shape chosen to be the bottom face